alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE TA452 Trojan CnC Checkin M1"; flow:established,to_server; http.method; content:"POST"; http.uri; bsize:11; content:"/B/desktop/"; fast_pattern; http.request_body; content:"start="; startswith; content:"&disable_web_page_preview="; content:"&disable_notification="; content:"&description="; content:"&document="; content:"&CatId="; content:"&PageId="; content:"&Id="; reference:url,www.trendmicro.com/en_us/research/24/h/threat-actors-target-middle-east-using-fake-tool.html; classtype:trojan-activity; sid:2055586; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_08_29, deployment Perimeter, malware_family Globalshadow, performance_impact Low, confidence High, signature_severity Major, tag TA452, updated_at 2024_08_29, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel; target:src_ip;)